<template>
  <JqtImagePreview :image-list="selectOssList" :limit="prop.limit" @update:imageList="handleUpdate" @upload-click="open()" />
  <el-dialog v-model="ossDialog.visible.value" :title="ossDialog.title.value" width="90%"  append-to-body >
    <div class="p-2">
      <transition :enter-active-class="proxy?.animate.searchAnimate.enter" :leave-active-class="proxy?.animate.searchAnimate.leave">
        <div v-show="showSearch" class="mb-[10px]">
          <el-card shadow="hover">
            <el-form ref="queryFormRef" :model="queryParams" :inline="true">
              <el-form-item label="文件名" prop="fileName">
                <el-input v-model="queryParams.fileName" placeholder="请输入文件名" clearable @keyup.enter="handleQuery" />
              </el-form-item>
              <el-form-item label="原名" prop="originalName">
                <el-input v-model="queryParams.originalName" placeholder="请输入原名" clearable @keyup.enter="handleQuery" />
              </el-form-item>
              <el-form-item label="文件后缀" prop="fileSuffix">
                <el-input v-model="queryParams.fileSuffix" placeholder="请输入文件后缀" clearable @keyup.enter="handleQuery" />
              </el-form-item>
              <el-form-item label="创建时间" style="width: 308px">
                <el-date-picker
                  v-model="dateRangeCreateTime"
                  value-format="YYYY-MM-DD HH:mm:ss"
                  type="daterange"
                  range-separator="-"
                  start-placeholder="开始日期"
                  end-placeholder="结束日期"
                  :default-time="[new Date(2000, 1, 1, 0, 0, 0), new Date(2000, 1, 1, 23, 59, 59)]"
                ></el-date-picker>
              </el-form-item>
              <el-form-item label="服务商" prop="service">
                <el-input v-model="queryParams.service" placeholder="请输入服务商" clearable @keyup.enter="handleQuery" />
              </el-form-item>
              <el-form-item>
                <el-button type="primary" icon="search" @click="handleQuery">搜索</el-button>
                <el-button icon="Refresh" @click="resetQuery">重置</el-button>
              </el-form-item>
            </el-form>
          </el-card>
        </div>
      </transition>

      <el-card shadow="hover">
        <template #header>
          <el-row :gutter="10" class="mb8">
            <el-col :span="1.5">
              <el-button v-hasPermi="['system:oss:upload']" type="primary" plain icon="Upload" @click="handleFile">上传文件</el-button>
            </el-col>
            <el-col :span="1.5">
              <el-button v-hasPermi="['system:oss:upload']" type="primary" plain icon="Upload" @click="handleImage">上传图片</el-button>
            </el-col>
            <el-col :span="1.5">
              <el-button
                v-hasPermi="['system:oss:edit']"
                :type="previewListResource ? 'danger' : 'warning'"
                plain
                @click="handlePreviewListResource(!previewListResource)"
              >预览开关 : {{ previewListResource ? '禁用' : '启用' }}</el-button
              >
            </el-col>
            <right-toolbar v-model:showSearch="showSearch" @query-table="getList"></right-toolbar>
          </el-row>
          <el-col :span="1.5">
            <el-tag v-for="oss in selectOssList" :key="oss.ossId" closable style="margin: 2px" @close="handleSelect(oss)">
              {{ oss.originalName }}
            </el-tag>
          </el-col>
        </template>
        <el-row :gutter="20">
          <el-col :span="2">
            <el-button plain icon="el-icon-plus" style="margin-bottom: 10px" @click="addGroup">添加分组</el-button>
            <el-tabs tab-position="left" style="height: 300px" @tab-change="clickTabs">
              <el-tab-pane v-for="(item,index) in groups" :label="item" lazy></el-tab-pane>
            </el-tabs>
          </el-col>
          <el-col :span="22">
            <el-table
              v-if="showTable"
              v-loading="loading"
              :data="ossList"
              :header-cell-class-name="handleHeaderClass"
              @header-click="handleHeaderCLick"
            >
              <el-table-column v-if="false" label="对象存储主键" align="center" prop="ossId" />
              <el-table-column label="文件展示" align="center" prop="url">
                <template #default="scope">
                  <ImagePreview
                    v-if="previewListResource && checkFileSuffix(scope.row.fileSuffix)"
                    :width="40"
                    :height="40"
                    :src="scope.row.url"
                    :preview-src-list="[scope.row.url]"
                  />
                  <el-tooltip placement="top" v-if="!previewListResource || !checkFileSuffix(scope.row.fileSuffix)">
                    <template #content>
                      <span>{{ scope.row.url }}</span>
                    </template>
                    <el-tag>{{scope.row.url }}</el-tag>
                  </el-tooltip>
                </template>
              </el-table-column>
              <el-table-column label="文件后缀" align="center" prop="fileSuffix" />
              <el-table-column label="原名" align="center" prop="originalName"  show-overflow-tooltip>
                <template #default="scope">
                  <el-tag type="success">{{scope.row.originalName }}</el-tag>
                </template>
              </el-table-column>
              <el-table-column label="文件名" align="center" prop="fileName" show-overflow-tooltip>
                <template #default="scope">
                  <el-tag type="success">{{scope.row.fileName }}</el-tag>
                </template>
              </el-table-column>
              <el-table-column label="创建时间" align="center" prop="createTime" width="180" sortable="custom" />
              <el-table-column label="上传人" align="center" prop="createByName" />
              <el-table-column label="服务商" align="center" prop="service" sortable="custom" />
              <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
                <template #default="scope">
                  <el-tooltip :content="!handleSelectable(scope.row)?'不支持此类型':isSelect(scope.row.ossId)?'取消':'选择'" placement="top">
                    <el-button link type="primary"
                               :icon="isSelect(scope.row.ossId)?'CloseBold':'Select'"
                               :disabled="!handleSelectable(scope.row)"
                               @click="handleSelect(scope.row)"></el-button>
                  </el-tooltip>
                  <el-tooltip content="下载" placement="top">
                    <el-button v-hasPermi="['system:oss:download']" link type="primary" icon="Download" @click="handleDownload(scope.row)"></el-button>
                  </el-tooltip>
                  <el-tooltip content="删除" placement="top">
                    <el-button v-hasPermi="['system:oss:remove']" link type="primary" icon="Delete" @click="handleDelete(scope.row)"></el-button>
                  </el-tooltip>
                </template>
              </el-table-column>
            </el-table>
          </el-col>
        </el-row>
        <pagination v-show="total > 0" v-model:page="queryParams.pageNum" v-model:limit="queryParams.pageSize" :total="total" @pagination="getList" />
      </el-card>
      <!-- 添加或修改OSS对象存储对话框 -->
      <el-dialog v-model="dialog.visible" :title="dialog.title" width="500px" append-to-body>
        <el-form ref="ossFormRef" :model="form" :rules="rules" label-width="80px">
          <el-form-item label="文件名">
            <fileUpload v-if="type === 0" v-model="form.file" :group="selectGroup"/>
            <imageUpload v-if="type === 1" v-model="form.file" :group="selectGroup"/>
          </el-form-item>
        </el-form>
        <template #footer>
          <div class="dialog-footer">
            <el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
            <el-button @click="cancel">取 消</el-button>
          </div>
        </template>
      </el-dialog>
    </div>
    <template #footer>
      <div class="dialog-footer">
        <el-button type="primary" @click="handelConfirm" :disabled="selectOssList.length <= 0">确 定</el-button>
        <el-button @click="close">取 消</el-button>
      </div>
    </template>
  </el-dialog>
</template>

<script setup name="JqtOssLibrary" lang="ts">
import { listOss, delOss, getGroups } from '@/api/system/oss';
import ImagePreview from '@/components/ImagePreview/index.vue';
import { OssForm, OssQuery, OssVO } from '@/api/system/oss/types';
import useDialog from '@/hooks/useDialog';
import { staticService } from '@/utils/ruoyi';


interface PropType {
  modelValue?: OssVO[] | OssVO | string[] | string | undefined;
  limit?: number;//数量限制
  fileType?: string[] | string | undefined;//文件类型
  data?: OssVO[] | OssVO | string[] | string | undefined;//回填数据源
  isObject?:boolean;//是否返回对象类型 true是false返回字符串 已逗号分隔的url
}
const prop = withDefaults(defineProps<PropType>(), {
  modelValue: undefined,
  limit: 1, //数量限制
  fileType: ['jpg', 'png', 'jpeg', 'gif'],//文件类型
  data: undefined,//已选数据源
  isObject:true
});

const emit = defineEmits(['update:modelValue', 'confirmCallBack']);

const router = useRouter();
const { proxy } = getCurrentInstance() as ComponentInternalInstance;

const ossList = ref<OssVO[]>([]);
const showTable = ref(true);
const buttonLoading = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref<Array<string | number>>([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
//分组列表
const groups = ref<string[]>([]);
//当前选择的分组
const selectGroup = ref('');
//选择的文件列表
const selectOssList = ref<OssVO[]>([]);
//类型 0文件 1图片
const type = ref(0);
//图片预览
const previewListResource = ref(true);
//时间筛选条件
const dateRangeCreateTime = ref<[DateModelType, DateModelType]>(['', '']);
/**
 * 默认回填oss
 */
const defaultSelectOssVos = computed(() => computedOssVos(prop.data));
const dialog = reactive<DialogOption>({
  visible: false,
  title: ''
});
const ossDialog = useDialog({
  title: '资源库'
});

// 默认排序
const defaultSort = ref({ prop: 'createTime', order: 'ascending' });

const ossFormRef = ref<ElFormInstance>();
const queryFormRef = ref<ElFormInstance>();

const initFormData = {
  file: undefined,
  ossGroup: ''
};
const data = reactive<PageData<OssForm, OssQuery>>({
  form: { ...initFormData },
  // 查询参数
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    fileName: '',
    originalName: '',
    fileSuffix: '',
    createTime: '',
    service: '',
    orderByColumn: defaultSort.value.prop,
    isAsc: defaultSort.value.order,
    ossGroup: ''
  },
  rules: {
    file: [{ required: true, message: '文件不能为空', trigger: 'blur' }]
  }
});

const { queryParams, form, rules } = toRefs(data);

/** 查询OSS对象存储列表 */
const getList = async () => {
  loading.value = true;
  const res = await proxy?.getConfigKey('sys.oss.previewListResource');
  previewListResource.value = res?.data === undefined ? true : res.data === 'true';
  const response = await listOss(proxy?.addDateRange(queryParams.value, dateRangeCreateTime.value, 'CreateTime'));
  ossList.value = response.rows;
  total.value = response.total;
  loading.value = false;
  showTable.value = true;
};
const getGroupList = async () => {
  loading.value = true;
  const response = await getGroups();
  groups.value = response.data;
  groups.value.unshift('全部');
};

/**
 * 校验文件后缀
 * @param fileSuffix
 */
function checkFileSuffix(fileSuffix: string | string[]) {
  const arr = prop.fileType;
  const suffixArray = Array.isArray(fileSuffix) ? fileSuffix : [fileSuffix];
  return suffixArray.some((suffix) => {
    const cleanSuffix = suffix.replace('.', '').toLowerCase();
    return arr.includes(cleanSuffix);
  });
}
/** 取消按钮 */
function cancel() {
  dialog.visible = false;
  reset();
}
/** 表单重置 */
function reset() {
  form.value = { ...initFormData };
  ossFormRef.value?.resetFields();
}
/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}
/** 重置按钮操作 */
function resetQuery(refresh = true) {
  showTable.value = false;
  dateRangeCreateTime.value = ['', ''];
  queryFormRef.value?.resetFields();
  queryParams.value.orderByColumn = defaultSort.value.prop;
  queryParams.value.isAsc = defaultSort.value.order;
  refresh && handleQuery();
}
/** 设置列的排序为我们自定义的排序 */
const handleHeaderClass = ({ column }: any): any => {
  column.order = column.multiOrder;
};
/** 点击表头进行排序 */
const handleHeaderCLick = (column: any) => {
  if (column.sortable !== 'custom') {
    return;
  }
  switch (column.multiOrder) {
    case 'descending':
      column.multiOrder = 'ascending';
      break;
    case 'ascending':
      column.multiOrder = '';
      break;
    default:
      column.multiOrder = 'descending';
      break;
  }
  handleOrderChange(column.property, column.multiOrder);
};
const handleOrderChange = (prop: string, order: string) => {
  let orderByArr = queryParams.value.orderByColumn ? queryParams.value.orderByColumn.split(',') : [];
  let isAscArr = queryParams.value.isAsc ? queryParams.value.isAsc.split(',') : [];
  let propIndex = orderByArr.indexOf(prop);
  if (propIndex !== -1) {
    if (order) {
      //排序里已存在 只修改排序
      isAscArr[propIndex] = order;
    } else {
      //如果order为null 则删除排序字段和属性
      isAscArr.splice(propIndex, 1); //删除排序
      orderByArr.splice(propIndex, 1); //删除属性
    }
  } else {
    //排序里不存在则新增排序
    orderByArr.push(prop);
    isAscArr.push(order);
  }
  //合并排序
  queryParams.value.orderByColumn = orderByArr.join(',');
  queryParams.value.isAsc = isAscArr.join(',');
  getList();
};
/** 任务日志列表查询 */
const handleOssConfig = () => {
  router.push('/system/oss-config/index');
};
/** 文件按钮操作 */
const handleFile = () => {
  reset();
  type.value = 0;
  dialog.visible = true;
  const groupTitle = selectGroup.value?selectGroup.value:'未分组';
  dialog.title = '上传文件' + '('+ groupTitle +')';
};
/** 图片按钮操作 */
const handleImage = () => {
  reset();
  type.value = 1;
  dialog.visible = true;
  const groupTitle = selectGroup.value?selectGroup.value:'未分组';
  dialog.title = '上传图片' + '('+ groupTitle +')';
};
/** 提交按钮 */
const submitForm = () => {
  dialog.visible = false;
  getList();
};
/** 下载按钮操作 */
const handleDownload = (row: OssVO) => {
  proxy?.$download.oss(row.ossId);
};
/** 预览开关按钮  */
const handlePreviewListResource = async (preview: boolean) => {
  let text = preview ? '启用' : '停用';
  try {
    await proxy?.$modal.confirm('确认要"' + text + '""预览列表图片"配置吗?');
    await proxy?.updateConfigByKey('sys.oss.previewListResource', preview);
    await getList();
    proxy?.$modal.msgSuccess(text + '成功');
  } catch {
    return;
  }
};
/** 删除按钮操作 */
const handleDelete = async (row?: OssVO) => {
  const ossIds = row?.ossId || ids.value;
  await proxy?.$modal.confirm('是否确认删除OSS对象存储编号为"' + ossIds + '"的数据项?');
  loading.value = true;
  await delOss(ossIds).finally(() => (loading.value = false));
  await getList();
  proxy?.$modal.msgSuccess('删除成功');
};

//添加分组
const addGroup = () => {
  ElMessageBox.prompt('请输入分组名', '提示', {
    confirmButtonText: '确认',
    cancelButtonText: '取消',
    inputPattern:
      /^.{0,5}$/,
    inputErrorMessage: '分组名不能超出5个字符哦',
  })
    .then(({ value }) => {
      if (groups.value.includes(value)) {
        ElMessage({
          type: 'info',
          message: '分组名已存在',
        })
      } else {
        ElMessage({
          type: 'success',
          message: `${value}添加成功`,
        })
        groups.value.push(value);
      }
    })
    .catch(() => {

    })
}
//触发分组切换
const clickTabs = (index) => {
  if(index == 0){
    queryParams.value.ossGroup = '';
  }else{
    queryParams.value.ossGroup = groups.value[index];
  }
  selectGroup.value = queryParams.value.ossGroup;
  getList();
}
//判断是否可选
const handleSelectable = (row?: OssVO) => {
  //判断文件类型是否属于指定的类型
  const result = prop.fileType.some((item) => row.fileSuffix.includes(item));
  return result; // 始终返回 false，这样就禁用了选择功能
}
//判断是否已选中
const isSelect = (ossId?: string | number) => {
  if (!ossId) return false;
  //判断指定内容是否存在数组中
  return selectOssList.value.some((item) => item.ossId === ossId); //true包含false不包含
}
//选中
const handleSelect = (row?: OssVO) => {
  //判断指定内容是否存在数组中
  if(isSelect(row.ossId)){
    //存在进行移除
    let index = selectOssList.value.findIndex((item) => item.ossId === row.ossId);
    if (index!== -1) {
      selectOssList.value.splice(index, 1);
    }
  }else{
    //判断是否超出限制
    if((selectOssList.value.length +1) > prop.limit){
      ElMessage.error('最多选择'+prop.limit+'条数据')
      return;
    }else {
      //否则添加
      selectOssList.value.push(row)
    }
  }
}
/**
 * 计算回填oss
 * @param data
 */
const computedOssVos = (data) => {
  if (typeof data === 'string') {
    // 如果是字符串，则假设它是单个url并转换为对象
    return [{ url: staticService(data),fileName:data }];
  } else if (Array.isArray(data) && typeof data[0] === 'string') {
    // 如果是字符串数组，则转换为对象数组
    return data.map(url => ({ url: staticService(url), fileName: url }));
  } else if (data instanceof Array) {
    // 假设已经是正确的对象数组
    return data;
  } else if (typeof data === 'object') {
    // 单个对象直接返回
    return [data];
  } else {
    console.warn('<JqtOssLibrary> The data type of data should be array or string or object, but I received other');
    return [];
  }
};

const initSelectOssVo = async () => {
  if (defaultSelectOssVos.value.length > 0) {
    selectOssList.value = defaultSelectOssVos.value;
  }
};
watch(() => prop.modelValue, (newVal) => {
  if (newVal) {
    //判断新内容是否存在selectOssList中
    if (!selectOssList.value.some((item) => item.fileName === newVal)) {
      selectOssList.value.push({ url: staticService(newVal), fileName: newVal });
    }
  }
}, { deep: true, immediate: true });

//确认按钮
const handelConfirm = () => {
  if(prop.isObject){
    emit('update:modelValue', selectOssList.value);
    emit('confirmCallBack', selectOssList.value);
  }else{
    const fileNames = selectOssList.value.map((item) => item.fileName).join(',')
    emit('update:modelValue', fileNames);
    emit('confirmCallBack', fileNames);
  }
  close();
}
const close = () => {
  ossDialog.closeDialog();
};
const open = () => {
  ossDialog.openDialog();
};

watch(
  () => ossDialog.visible.value,
  async (newValue: boolean) => {
    if (newValue) {
      const title = '可选' + prop.limit + '条,限制类型' + prop.fileType;
      ossDialog.title.value = '资源库库'+'('+title+')';
      await getGroupList();
      await getList();
      await initSelectOssVo();
    } else {
      resetQuery(false);
      // selectOssList.value = [];
    }
  }
);

// 处理更新
const handleUpdate = (newList: OssVO[]) => {
  selectOssList.value = newList;
  handelConfirm();
};
defineExpose({
  open: ossDialog.openDialog,
  close: ossDialog.closeDialog
});
</script>
